1 /*
2 * This program source code file is part of KiCad, a free EDA CAD application.
3 *
4 * Copyright (C) 2013 CERN
5 * Copyright (C) 2019 KiCad Developers, see AUTHORS.txt for contributors.
6 * @author Jean-Pierre Charras, jp.charras at wanadoo.fr
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, you may find one here:
20 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
21 * or you may search the http://www.gnu.org website for the version 2 license,
22 * or you may write to the Free Software Foundation, Inc.,
23 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
24 */
25
26 #include <drawing_sheet/ds_data_model.h>
27 #include <drawing_sheet/ds_proxy_undo_item.h>
28 #include <tool/tool_manager.h>
29 #include <tool/actions.h>
30
31 #include "pl_editor_frame.h"
32 #include "tools/pl_selection_tool.h"
33
SaveCopyInUndoList()34 void PL_EDITOR_FRAME::SaveCopyInUndoList()
35 {
36 PICKED_ITEMS_LIST* lastcmd = new PICKED_ITEMS_LIST();
37 DS_PROXY_UNDO_ITEM* copyItem = new DS_PROXY_UNDO_ITEM( this );
38 ITEM_PICKER wrapper( GetScreen(), copyItem, UNDO_REDO::LIBEDIT );
39
40 lastcmd->PushItem( wrapper );
41 PushCommandToUndoList( lastcmd );
42
43 // Clear redo list, because after new save there is no redo to do.
44 ClearUndoORRedoList( REDO_LIST );
45 }
46
47
48 /* Redo the last edit:
49 * - Place the current edited layout in undo list
50 * - Get previous version of the current edited layput
51 */
GetLayoutFromRedoList()52 void PL_EDITOR_FRAME::GetLayoutFromRedoList()
53 {
54 PL_SELECTION_TOOL* selTool = GetToolManager()->GetTool<PL_SELECTION_TOOL>();
55
56 if ( GetRedoCommandCount() <= 0 )
57 return;
58
59 ITEM_PICKER redoWrapper = PopCommandFromRedoList()->PopItem();
60 DS_PROXY_UNDO_ITEM* redoItem = static_cast<DS_PROXY_UNDO_ITEM*>( redoWrapper.GetItem() );
61 bool pageSettingsAndTitleBlock = redoItem->Type() == WS_PROXY_UNDO_ITEM_PLUS_T;
62
63 PICKED_ITEMS_LIST* undoCmd = new PICKED_ITEMS_LIST();
64 DS_PROXY_UNDO_ITEM* undoItem = new DS_PROXY_UNDO_ITEM( pageSettingsAndTitleBlock ? this : nullptr );
65 ITEM_PICKER undoWrapper( GetScreen(), undoItem );
66
67 undoCmd->PushItem( undoWrapper );
68 PushCommandToUndoList( undoCmd );
69
70 selTool->ClearSelection();
71 redoItem->Restore( this, GetCanvas()->GetView() );
72 selTool->RebuildSelection();
73
74 delete redoItem;
75
76 if( pageSettingsAndTitleBlock )
77 HardRedraw(); // items based off of corners will need re-calculating
78 else
79 GetCanvas()->Refresh();
80
81 OnModify();
82 }
83
84
85 /* Undo the last edit:
86 * - Place the current layout in Redo list
87 * - Get previous version of the current edited layout
88 */
GetLayoutFromUndoList()89 void PL_EDITOR_FRAME::GetLayoutFromUndoList()
90 {
91 PL_SELECTION_TOOL* selTool = GetToolManager()->GetTool<PL_SELECTION_TOOL>();
92
93 if ( GetUndoCommandCount() <= 0 )
94 return;
95
96 ITEM_PICKER undoWrapper = PopCommandFromUndoList()->PopItem();
97 DS_PROXY_UNDO_ITEM* undoItem = static_cast<DS_PROXY_UNDO_ITEM*>( undoWrapper.GetItem() );
98 bool pageSettingsAndTitleBlock = undoItem->Type() == WS_PROXY_UNDO_ITEM_PLUS_T;
99
100 PICKED_ITEMS_LIST* redoCmd = new PICKED_ITEMS_LIST();
101 DS_PROXY_UNDO_ITEM* redoItem = new DS_PROXY_UNDO_ITEM( pageSettingsAndTitleBlock ? this : nullptr );
102 ITEM_PICKER redoWrapper( GetScreen(), redoItem );
103
104 redoCmd->PushItem( redoWrapper );
105 PushCommandToRedoList( redoCmd );
106
107 selTool->ClearSelection();
108 undoItem->Restore( this, GetCanvas()->GetView() );
109 selTool->RebuildSelection();
110
111 delete undoItem;
112
113 if( pageSettingsAndTitleBlock )
114 HardRedraw(); // items based off of corners will need re-calculating
115 else
116 GetCanvas()->Refresh();
117
118 OnModify();
119 }
120
121
122 /* Remove the last command in Undo List.
123 * Used to clean the uUndo stack after a cancel command
124 */
RollbackFromUndo()125 void PL_EDITOR_FRAME::RollbackFromUndo()
126 {
127 PL_SELECTION_TOOL* selTool = GetToolManager()->GetTool<PL_SELECTION_TOOL>();
128
129 if ( GetUndoCommandCount() <= 0 )
130 return;
131
132 ITEM_PICKER undoWrapper = PopCommandFromUndoList()->PopItem();
133 DS_PROXY_UNDO_ITEM* undoItem = static_cast<DS_PROXY_UNDO_ITEM*>( undoWrapper.GetItem() );
134 bool pageSettingsAndTitleBlock = undoItem->Type() == WS_PROXY_UNDO_ITEM_PLUS_T;
135
136 selTool->ClearSelection();
137 undoItem->Restore( this, GetCanvas()->GetView() );
138 selTool->RebuildSelection();
139
140 delete undoItem;
141
142 if( pageSettingsAndTitleBlock )
143 {
144 GetToolManager()->RunAction( ACTIONS::zoomFitScreen, true );
145 HardRedraw(); // items based off of corners will need re-calculating
146 }
147 else
148 GetCanvas()->Refresh();
149 }
150